<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8" />
  <meta name="viewport" content="width=device-width,initial-scale=1.0" />
  <title>IMChat</title>
  <style type="text/css">
  html,
  body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
  }

  #app {
    /* margin: 20px; */
    font-family: "PingFangSC-Light", "Microsoft Yahei", "Avenir", Helvetica, Arial,
      sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: #2c3e50;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }

  </style>
</head>

<body>
  <div id="app"></div>
</body>

</html>
